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Finding the Fourth Proportional to 62,530, 86,299.64 and 35,666.36

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Solution

The fourth proportional to 62,530, 86,299.64 and 35,666.36 is: 49,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,530 : 86,299.64 = 35,666.36 : x
  2. Step 2: Convert to fraction form
    62,530/86,299.64 = 35,666.36/x
  3. Step 3: Cross multiply
    62,530x = 86,299.64 × 35,666.36
  4. Step 4: Simplify right side
    62,530x = 3,077,994,028.11
  5. Step 5: Solve for x
    x = 3,077,994,028.11/62,530
  6. Step 6: Final answer
    x = 49,224.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.